Sigma 28-70mm f/2, 135mm f/1.8, 400mm f/2.8, 14mm f/1.4, 14mm f/1.8, 12mm f/1.4, 10mm f/1.4 Patent Applications Found

[Louis Ferreira]

Sigma has filed some patents for some interesting Full frame and APS-C lenses which you can check out below: Full Frame Overview [Publication number] P2024011707 [Release date] 2024-01-25 [Application date] 2022-07-15 [Name of the invention] Optical system [Applicant] [Identification number] 000131326 [Name] Sigma Co., Ltd. The present invention provides an optical system that achieves weight […]

The post Sigma 28-70mm f/2, 135mm f/1.8, 400mm f/2.8, 14mm f/1.4, 14mm f/1.8, 12mm f/1.4, 10mm f/1.4 Patent Applications Found appeared first on Sony Addict.

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